Aprihartha, Anjas, Zulhandi Putrawan, Dicky Zulhan, dan Fatma Ahardika Nurfaizal. “Klasifikasi Produktivitas Buah Nanas Menggunakan Algoritma Classification and Regression Tree (CART)”. Diophantine Journal of Mathematics and Its Applications 3, no. 1 (Juli 24, 2024): 64–70. Diakses April 22, 2025. https://ejournal.unib.ac.id/diophantine/article/view/34193.